Automatic feeding device for robot intelligent workstation

Abstract

The utility model provides a feeding device for a robot intelligent workstation, and belongs to the technical field of feeding equipment. The automatic feeding device comprises a cabinet body, a mechanical arm with a clamping jaw at the end is arranged on one side of the top of the cabinet body, feeding notches are formed in the top and the front side of the cabinet body, the cabinet body is provided with a feeding frame sliding up and down, and a transversely-placed lead screw motor is fixed to the bottom of the feeding frame; a longitudinal screw rod which is longitudinally arranged and matched with the screw rod motor is fixed to the inner side wall of the cabinet body, a servo motor with the output end located in the front-back direction is fixed to the bottom of the feeding frame, a driving wheel is fixed to the output end of the servo motor, a front-back screw rod is arranged at the upper end of the feeding frame in a front-back mode, and a driven wheel is fixed to the end of the front-back screw rod. A lead screw sliding block is arranged on the front-back lead screw in a sliding mode, a feeding supporting plate abuts against the upper portion of the lead screw sliding block, and an abutting groove is formed in the bottom of the feeding supporting plate. The lifting feeding mechanism has the advantages of being suitable for clamping and lifting feeding operation of materials with different heights and the like.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of feeding equipment, and particularly to a feeding device for robot intelligent workstation. BACKGROUND

[0002] In the automatic production process, there is an automatic feeding link, and the common way is to use a robot intelligent mechanical arm to grab the workpieces on the tray to complete the feeding work.

[0003] The existing feeding cabinet often contains several layers of trays for placing materials, and the trays have different heights. During the feeding and grabbing process, the position of the tray needs to be fixed to facilitate accurate grabbing by the mechanical hand. SUMMARY

[0004] The utility model discloses a kind of automatic feeding devices for robot intelligent workstation, which can stably grab materials for trays of different heights, improve work efficiency.

[0005] The utility model discloses a kind of automatic feeding devices for robot intelligent workstation, which can stably grab materials for trays of different heights, improve work efficiency.

[0006] A kind of automatic feeding device for robot intelligent workstation, including cabinet, the top of cabinet one side is provided with the mechanical arm with the clamping jaw of end portion, the top and front side of cabinet are provided with feeding gap, cabinet is provided with feeding frame that slides up and down, the bottom of feeding frame is fixed with horizontally placed screw rod motor, the inner side wall of cabinet is fixed with longitudinal screw rod that is longitudinally arranged and is adapted to screw rod motor, the bottom of feeding frame is fixed with servo motor whose output end is in front-back direction, servo motor is fixed with driving wheel on the output end, the top of feeding frame is provided with front and rear screw rods arranged in front and back, the end of front and rear screw rods is fixed with driven wheel, driving wheel drives the rotation of driven wheel and front and rear screw rods by synchronous belt, front and rear screw rods are slidably provided with screw rod sliding block, the top of screw rod sliding block is abutted with feeding support plate, and the bottom of feeding support plate is provided with abutment groove adapted to the upper end of screw rod sliding block.

[0007] The utility model further sets up, the both sides of feeding frame are provided with feeding side plate, the input end of longitudinal screw rod motor is stretched out the feeding side plate of one side, synchronous shaft is arranged between two feeding side plates, and the both ends of synchronous shaft are fixed with synchronous gear, the both inner side walls of cabinet are provided with longitudinal screw rod, and two synchronous gears are adapted to the longitudinal screw rod of both sides.

[0008] The utility model further sets up, the inner wall of the both sides of cabinet is fixed with two groups of longitudinally arranged guide sliding rails, and the outer side of two feeding side plates is fixed with sliding assembly adapted to guide sliding rail.

[0009] The utility model further sets up, the output of screw motor and synchronous gear are all helical gears, and the longitudinal screw is helical screw rod.

[0010] The utility model further sets up, the top of feeding frame is fixed with top slide rod extending in front -back direction, and top slide rod is equipped with top sliding block, top sliding block is fixed with connecting plate, and one end of connecting plate is fixedly connected with the upper end of screw sliding block, the upper end cover of feeding frame is equipped with, the guide groove is set up to guide cover, the top of connecting plate is fixed with the guide post of protruding guide groove, and the abutting portion that abutting groove is matched is fixed to the guide post.

[0011] The utility model further sets up, the front -back screw and top slide rod all are located in the lower end of guide cover, and the front side of the top of guide cover is equipped with the notch of the front side of guide groove.

[0012] The utility model further sets up, the top of guide cover sets up limit block, and the front side of limit block is fixed with vibration stopper.

[0013] The utility model compared with prior art highlights and beneficial technical effect is:

[0014] 1, the automatic feeding device provided in the utility model, its one side of mechanical arm sets up the feeding frame that can go up and down, utilizes servo motor control simultaneously the front -back sliding of feeding support plate, makes the material on feeding support plate can accurate and automatic conveying to the specified position, makes the accurate capture of mechanical hand, and the efficiency of feeding work is greatly improved.

[0015] 2, the utility model further sets up the feeding side plate on the both sides of feeding frame, and the both sides are equipped with synchronous shaft, makes the both sides of feeding frame can keep balance and synchronization through the both ends two synchronous gears during moving, realizes the accurate movement of feeding support plate to the required position.

[0016] 3, the utility model further sets up the guide slide rail on the both sides of feeding frame, conveniently, keeps the longitudinal movement during the up and down movement of feeding frame, avoids appearing to shake, and the motor output and synchronous gear matched with longitudinal screw adopt the form of bevel gear, can provide greater coincidence, makes transmission more stable.

[0017] 4, the utility model further sets up top slide rod on the top of feeding frame, makes the screw sliding block on top screw slide through connecting plate have certain guiding effect, and the guide post fixed on connecting plate and the bottom of feeding support plate are abutted simultaneously, makes the front -back moving direction of feeding support plate more stable.

[0018] 6. The guide cover provided in the utility model, provides the notch in addition to the guiding groove for guiding effect, facilitates the whole taking out of the feeding support plate, and facilitates replacement and disassembly.

[0019] 7. The vibration stopping piece provided by the utility model can play a good buffering effect when the feeding support plate moves to the end. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the structural schematic diagram of the utility model;

[0021] Figure 2 is the local structural schematic diagram of the utility model Figure One ;

[0022] Figure 3 is the local structural schematic diagram of the utility model Figure Two ;

[0023] Figure 4 is the local structural schematic diagram of the utility model Figure Three ;

[0024] Figure 5 is the structural schematic diagram of the feeding support plate of the utility model;

[0025] REFERENCE SIGNS

[0026] 1-cabinet body; 10-mechanical arm; 11-feeding notch; 12-guiding slide rail;

[0027] 2-feeding frame; 20-feeding side plate; 21-synchronous shaft; 210-synchronous gear; 22-sliding assembly; 23-top slide rod; 230-top sliding block; 24-connecting plate; 240-guiding column; 241-abutment part;

[0028] 3-screw motor; 30-longitudinal screw;

[0029] 4-servo motor; 40-driving wheel; 41-front and back screw; 42-driven wheel; 43-screw sliding block;

[0030] 5-feeding support plate; 50-abutment groove;

[0031] 6-guide cover; 60-guiding groove; 61-limiting block; 62-vibration stopping piece. DETAILED DESCRIPTION

[0032] The utility model will be further described in conjunction with the specific embodiment and the drawings, see Figure 1 — Figure 5

[0033] An automatic feeding device for a robot intelligent workstation, comprising a cabinet body 1, one side of the top of the cabinet body 1 is provided with a mechanical arm 10 with a clamping jaw at the end, the top and the front side of the cabinet body 1 are provided with a feeding gap 11, the cabinet body 1 is provided with a feeding frame 2 sliding up and down, the bottom of the feeding frame 2 is fixed with a transversely placed lead screw motor 3, the inner side wall of the cabinet body 1 is fixed with a longitudinal lead screw 30 arranged longitudinally and matched with the lead screw motor 3, the bottom of the feeding frame 2 is fixed with a servo motor 4 with an output end in the front-back direction, the output end of the servo motor 4 is fixed with a driving wheel 40, the upper end of the feeding frame 2 is provided with front-back lead screws 41 arranged front-back, the end of the front-back lead screws 41 is fixed with a driven wheel 42, the driving wheel 40 drives the rotation of the driven wheel 42 and the front-back lead screws 41 through a synchronous belt, the front-back lead screws 41 are slidably provided with lead screw sliders 43, the upper side of the lead screw sliders 43 abuts against a feeding support plate 5, and the bottom of the feeding support plate 5 is provided with an abutting groove 50 matched with the upper end of the lead screw slider 43.

[0034] In the specific feeding process, the feeding truck is parked at the feeding gap 11 of the cabinet body, and the servo motor 4 is driven to drive the lead screw sliders 43 on the front-back lead screws 41 to move forward and backward, and the moving state of the lead screw sliders drives the feeding support plate to move forward and backward; in addition, because the feeding support plate 5 of the feeding truck is at different heights, the lead screw motor 4 is used to adjust the height to adapt to the feeding support plate at different heights. The feeding tray on the feeding truck is taken from any height, and after being taken down, the lead screw motor is driven to rise to the highest position, the mechanical arm 10 can recognize and accurately and quickly feed the topmost feeding tray, greatly improving the feeding efficiency.

[0035] In the process of pulling the feeding tray 5, the abutting groove at the bottom of the feeding tray abuts against the lead screw slider 43 to pull the feeding tray 5. Similarly, one side of the feeding cabinet should also be used for abutting, with the side outward, so as to facilitate the mechanical operation of the device.

[0036] Preferably, the two sides of the feeding frame 2 are provided with feeding side plates 20, the input end of the lead screw motor 3 extends out of one side of the feeding side plate 20, a synchronous shaft 21 is arranged between the two feeding side plates 20, the two ends of the synchronous shaft 21 are fixed with synchronous gears 210, the two inner side walls of the cabinet body 1 are provided with the longitudinal lead screws 30, and the two synchronous gears 210 are matched with the longitudinal lead screws 30 on both sides.

[0037] In the above structure, the synchronous shaft 21 is used to keep the left and right ends of the feeding frame 2 synchronous during the upward or downward movement, and the whole always keeps at the same horizontal height, so that the subsequent mechanical arm keeps good accuracy during clamping.

[0038] Preferably, the inner wall of the cabinet 1 is fixed with two groups of longitudinal guide rails 12 on both sides, and the outer side of the two feeding side plates 20 is fixed with sliding assemblies 22 matched with the guide rails 12.

[0039] In the specific implementation process, the guide rails 12 and the matched sliding assemblies 22 can make the feeding frame 2 slide more stably on both sides, and the vertical direction will not be offset.

[0040] Preferably, the output end of the lead screw motor 3 and the synchronous gear 210 are helical gears, and the longitudinal lead screw 30 is a helical lead screw. The form of the helical gear can provide greater coincidence, and the transmission is more stable.

[0041] Preferably, the top of the feeding frame 2 is fixed with a top sliding rod 23 extending in the front-rear direction, and a top sliding block 230 is slidably arranged on the top sliding rod 23. A connecting plate 24 is fixed on the top sliding block 230, one end of the connecting plate 24 is fixedly connected with the upper end of the lead screw sliding block 43, and the upper end cover of the feeding frame 2 is provided with a guide cover 6. A guide groove 60 is formed in the guide cover 6, and a guide column 240 extending out of the guide groove 60 is fixed on the top of the connecting plate 24. A abutting portion 241 matched with the abutting groove 50 is fixed on the guide column 240.

[0042] In the above structure, the top sliding block 230 at the top can drive the feeding tray more stably and accurately. The connecting plate is arranged on the top sliding block 230 of the top sliding rod, and the guide column is fixed on the connecting plate. The guide column that pushes the feeding tray can use the top sliding block to play a good stabilizing and guiding role.

[0043] It is worth mentioning that the abutting portion 241 can adopt the form of a rubber pad, which can not only provide cushioning for the bottom of the abutting feeding tray, but also have a larger contact surface, and move more stably and synchronously in the front-rear direction.

[0044] Preferably, the front-rear lead screw 41 and the top sliding rod 23 are located at the lower end of the guide cover 6, and a notch is formed in the front side of the top of the guide cover 6, which is communicated with the front side of the guide groove 60.

[0045] The guide groove 60 formed in the guide cover 6 further improves the guiding effect, and the guide cover can also provide a certain protection effect for the bottom lead screw and the bottom sliding rod.

[0046] Preferably, the top of the guide cover 6 is provided with a limiting block 61, and the front side of the limiting block 61 is fixed with a vibration stopping piece 62.

[0047] In the structure, the limiting block 61 can limit the rear end of the front and rear moving feeding support plate 5, so that the feeding support plate 5 can be accurately moved to the preset position, and the mechanical operation of the mechanical arm is facilitated.

[0048] The above embodiments are only preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. An automatic feeding device for a robotic intelligent work station, characterized in that, The utility model provides a kind of material loading device, including cabinet (1), the side of the top of cabinet (1) is provided with mechanical arm (10) with gripper in end, the top and front side of cabinet (1) are provided with feeding gap (11), cabinet (1) is provided with feeding frame (2) sliding up and down, the bottom of feeding frame (2) is fixed with transverse placement screw motor (3), the inner side wall of cabinet (1) is fixed with longitudinal screw rod (30) and is arranged longitudinally and is adapted with screw motor (3), the bottom of feeding frame (2) is fixed with servo motor (4) and the output end is located in front-back direction, the output end of servo motor (4) is fixed with driving wheel (40), the upper end of feeding frame (2) is provided with front-back screw rod (41) and is arranged in front-back direction, the end of front-back screw rod (41) is fixed with driven wheel (42), driving wheel (40) drives the rotation of driven wheel (42) and front-back screw rod (41) by synchronous belt, front-back screw rod (41) is slidably provided with screw rod sliding block (43), the top of screw rod sliding block (43) is abutted with feeding support plate (5), and the bottom of feeding support plate (5) is provided with abutment groove (50) and is adapted with the upper end of screw rod sliding block (43).

2. The automatic feeding device for a robot intelligent work station according to claim 1, characterized in that, The both sides of feeding frame (2) are provided with feeding side plate (20), the input end of screw motor (3) extends the feeding side plate (20) of one side, synchronous shaft (21) is arranged between two feeding side plates (20), the both ends of synchronous shaft (21) are fixed with synchronous gear (210), the both inner side walls of cabinet (1) are provided with longitudinal screw rod (30), and two synchronous gears (210) are adapted with the longitudinal screw rod (30) of both sides.

3. The automatic feeding device for a robot intelligent work station according to claim 2, characterized in that, The inner wall of the both sides of cabinet (1) is fixed with two groups of longitudinally arranged guide sliding rails (12), and the outer side of the two feeding side plates (20) is fixed with sliding assembly (22) adapted with the guide sliding rail (12).

4. The automatic feeding device for a robot intelligent work station according to claim 2, characterized in that, The output end of screw motor (3) and synchronous gear (210) are helical gears, and the longitudinal screw rod (30) is a helical screw rod.

5. The automatic feeding device for a robot intelligent work station according to claim 1, characterized in that, The top of feeding frame (2) is fixed with top sliding rod (23) extending in front-back direction, and top sliding block (230) is slidably arranged on top sliding rod (23), and connecting plate (24) is fixed on top sliding block (230), one end of connecting plate (24) is fixedly connected with the upper end of screw rod sliding block (43), the upper end of feeding frame (2) is provided with guide cover (6), guide cover (6) is provided with guide groove (60), the top of connecting plate (24) is fixed with guide column (240) extending out of guide groove (60), guide column (240) is fixed with abutment part (241) adapted with abutment groove (50).

6. An automatic feeding device for a robotic intelligent work station as claimed in claim 5, wherein, The front-back screw rod (41) and the top sliding rod (23) are located at the lower end of the guide cover (6), and the front side of the top of the guide cover (6) is provided with a gap communicated with the front side of the guide groove (60).

7. The automatic feeding device for a robot intelligent work station according to claim 5, characterized in that, The top of the guide cover (6) is provided with a limiting block (61), and the front side of the limiting block (61) is fixed with a vibration stopping piece (62).

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